Update machine_learning.py

machine_learning.py

@@ -79,15 +79,15 @@ addQuestion('who are you.txt')
 addQuestion('you a robot.txt')
 addQuestion('tell me about yourself.txt')
 addQuestion('what language python.txt')
-addQuestion('what is AI.txt')
-addQuestion('tell me a joke.txt')
+addQuestion('What is AI.txt')
+addQuestion('Tell me a joke.txt')
 addQuestion('you are stupid.txt')
-addQuestion('pollak library.txt')
-addQuestion('where is the building.txt')
+addQuestion('Pollak Library.txt')
+addQuestion('Where is the building.txt')
 addQuestion('hungry.txt')
-addQuestion('what is your major.txt')
+addQuestion('What is your major.txt')
 addQuestion('free time.txt')
-addQuestion('i need help.txt')
+addQuestion('I need help.txt')
 addQuestion('your food.txt')
 addQuestion('what time.txt')
 addQuestion('weather.txt')